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 Building / Mecha / 5695
5694  |  5696
Subject: 
Re: What's up - plate hinge stiffening...
Newsgroups: 
lugnet.build.mecha
Date: 
Tue, 29 Jan 2002 23:42:02 GMT
Viewed: 
358 times
  
I've found that putting paper between the two pieces stiffens the joint
nicely.  However, I suspect your method allows for a greater weight
load.

Travis Dickinson
http://home.sc.rr.com/sivar/

Christopher Snead wrote:

In lugnet.build.mecha, Eric Sophie writes:
What's going on? What's everyone building? Anything in the works?

I've been working on a couple of things.  Mostly, doing more R&D on joint
systems.  Here's a new (?) way to stiffen those 1x4 plate hinges:

1) Find yourself som wire.  My guess is that it should be between 20 and 18
gauge wire.  I don't know for sure, because I used wire from a rectifying diode:

http://www.brickshelf.com/gallery/chondrite/jointtech/plate1.jpg

Clip off a piece of wire that is slightly shorter than the slot on the back of
the hinge:

http://www.brickshelf.com/gallery/chondrite/jointtech/plate2.jpg

Gently push the clipping into the slot using a miniature screwdriver.  Now you
have a hinge which is stiffer by (approx.) a factor of two.  The nice thing is,
unlike the 1x4 stiffened brick hinge, the process is completely reversible.  I
have removed the clipping and observed no degradation in the original
performance of the plate hinge.

Stack two of these stiffened plate hinges, and cover up the back with an
unstiffened plate hinge.  Now you have a completely hidden stiff hinge which is
comparable in stiffness (actually a little stiffer) than the 1x4 brick hinge.
No one will know your secret! ;-)

I used this new system to improve some of my mecha.  The following poses were
achieved using the stiffened plates:

"What are you saying, that I can dodge bullets?"

http://www.brickshelf.com/gallery/chondrite/Eros/eros9a.jpg

Getting kicked in the face...

http://www.brickshelf.com/cgi-bin/gallery.cgi?i=109418

Cockpit being pryed open...

http://www.brickshelf.com/cgi-bin/gallery.cgi?i=109420

Yup, that's what's goin' on with me...

Christopher



Message is in Reply To:
  Re: What's up - plate hinge stiffening...
 
(...) I've been working on a couple of things. Mostly, doing more R&D on joint systems. Here's a new (?) way to stiffen those 1x4 plate hinges: 1) Find yourself som wire. My guess is that it should be between 20 and 18 gauge wire. I don't know for (...) (22 years ago, 29-Jan-02, to lugnet.build.mecha)

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